dridex | bd5fcdc538e9de21815d939999548cf42e72bb66ae4c481b485bbaeb25a0ff97

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:19

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General

Target

JaffaCakes118_bd5fcdc538e9de21815d939999548cf42e72bb66ae4c481b485bbaeb25a0ff97.dll
Size

188KB
MD5

ba358d5f2099f2798899ed8ddf6b7ecb
SHA1

da3b5cbd76a2fe344a4da249153ce64388942144
SHA256

bd5fcdc538e9de21815d939999548cf42e72bb66ae4c481b485bbaeb25a0ff97
SHA512

74cc022ae9796aaad34c97ec8158c250e399a71852755dd83d8bd8aebf1708314954f8a986f0a77cab4da7b6cdc5254839562d551d49e9f594432c3cda84985b
SSDEEP

3072:OteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzo9qM:mq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2384-0-0x0000000074F70000-0x0000000074FA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2636	2384	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2384	2348	rundll32.exe	29
PID 2348 wrote to memory of 2384	2348	rundll32.exe	29
PID 2348 wrote to memory of 2384	2348	rundll32.exe	29
PID 2348 wrote to memory of 2384	2348	rundll32.exe	29
PID 2348 wrote to memory of 2384	2348	rundll32.exe	29
PID 2348 wrote to memory of 2384	2348	rundll32.exe	29
PID 2348 wrote to memory of 2384	2348	rundll32.exe	29
PID 2384 wrote to memory of 2636	2384	rundll32.exe	30
PID 2384 wrote to memory of 2636	2384	rundll32.exe	30
PID 2384 wrote to memory of 2636	2384	rundll32.exe	30
PID 2384 wrote to memory of 2636	2384	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd5fcdc538e9de21815d939999548cf42e72bb66ae4c481b485bbaeb25a0ff97.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd5fcdc538e9de21815d939999548cf42e72bb66ae4c481b485bbaeb25a0ff97.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 308
    3⤵
    - Program crash
    PID:2636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2384-0-0x0000000074F70000-0x0000000074FA0000-memory.dmp

Filesize
192KB

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memory/2384-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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